通过编写一个测试案例:父类public class Father { private String name = "Father"; private int age = 30; public Father(String name, int age) { this.name = name; this.age = age; System.out.println("我是父类的构造方法"); System.out.pr
通过编写一个测试案例:父类public class Father { private String name = "Father"; private int age = 30; public Father(String name, int age) { this.name = name; this.age = age; System.out.println("我是父类的构造方法"); System.out.pr